128815912

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{17911}}^1$

素因数の和:17977

約数の個数: 32

約数和(自身を含む): 257932800

約数和(自身を除く): 129116888

約数列:

[1, 2, 4, 8, 29, 31, 58, 62, 116, 124, 232, 248, 899, 1798, 3596, 7192, 17911, 35822, 71644, 143288, 519419, 555241, 1038838, 1110482, 2077676, 2220964, 4155352, 4441928, 16101989, 32203978, 64407956, 128815912]

約数ペア:

[(1, 128815912), (2, 64407956), (4, 32203978), (8, 16101989), (29, 4441928), (31, 4155352), (58, 2220964), (62, 2077676), (116, 1110482), (124, 1038838), (232, 555241), (248, 519419), (899, 143288), (1798, 71644), (3596, 35822), (7192, 17911)]